Assertion :DDT has nowadays lost its use as an insecticide. Reason: DDT is harmful to man.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
DDT has lost its use as a insecticide because insects have developed immunity against it.
However, it is true that DDT is harmful to man.

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